These two threads answer the question but the issue will probalby never go away.
"Songs again being discontinued" https://www.guitartricks.com/forum/thread.php?f=10&t=57027
"The Who - missing songs" https://www.guitartricks.com/forum/thread.php?f=12&t=57368
"It takes a lot of devotion and work, or maybe I should say play, because if you love it, that's what it amounts to. I haven't found any shortcuts, and I've been looking for a long time."
-- Chet Atkins
-- Chet Atkins